class AddColumnCommentAndRemove < ActiveRecord::Migration
  def self.up
    add_column(:payments, :comment, :text, :default => 'Wpłata na konto')
    remove_column(:prints, :deleter_id)
    remove_column(:groups, :may_change)
  end

  def self.down
    add_column(:prints, :deleter_id, :integer)
    remove_column(:payments, :comment)
    add_column(:groups, :may_change , :boolean )
  end
end
